As part of study investigators wanted to evaluate the

Reference no: EM13472074

As part of a study, investigators wanted to assess the accuracy of self-reported smoking status. Participants are asked whether they currently smoke or not. In addition, laboratory tests are performed on hair samples to determine presence or absence of nicotine. The laboratory assessment is considered the gold standard, or truth about nicotine. The data are as follows:

	Nicotine Absent	Nicotine Present
Self-Reported Non-Smoker	82	14
Self-Reported Smoker	12	52

A. What is the sensitivity of self-reported smoking status?

B. What is the specificity of self-reported smoking status?

Reference no: EM13472074

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As part of study investigators wanted to evaluate the

Reference no: EM13472074

Reference no: EM13472074

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